Table 1.

Main demographic and clinical features of the study population.

DEMOGRAPHICS (n = 187)
Age (mean)	8.6 years
Male gender	141 (75%)
Caucasian	138 (74%)
ATOPIC FEATURES
Asthma	90 (48%)
Atopic dermatitis	76 (41%)
Allergic rhinitis	132 (71%)
IgE-mediated food allergy	139 (74%)
CLINICAL FEATURES
History of stricture†	6 (3.2%)
History of weight <5th %ile	30 (16%)
History of food impaction‡	23 (12.3%)
History of dysphagia	76 (40.6%)

^†Based on imaging or endoscopy.

^‡Food, coin, or pill impaction.